25/32" X 3/16" HSS Aircraft Counterbore 1/4" Shank BoltsandNuts.com a 72-tooth bit ratchet

a 72-tooth bit ratchet

Part Number: 75X300DPAPL

Length 10"

Stamped Markings – Permanently impressed into the material by a roll-stamp die and as large as possible while still being readable along the socket's curved surface • Socket Rail Organization – The twist-to-lock clips on the rail holds sockets securely and can be repositioned anywhere along the rail

Part Number: BIT-DMS71-1611

25/32" X 3/16" HSS Aircraft Counterbore 1/4" Shank BoltsandNuts.com a 72-tooth bit ratchetProduct Description Counterboring is the enlargement of a portion of a hole that has previously been formed. If the counterbored portion is shallow (1 8" or less), the operations is usually known as spot facing; for example, a flat seat for a bolt head or nut. If, on the other hand, the hole is enlarged to a considerable depth, it is designated as counterboring. These counterbores are made of two piece construction, having an integral shank and